Alaska Airlines Flights from Ontario to Sydney
expand_more
1 Passenger
expand_moretoday
today
Lowest fares from Ontario to Sydney
location_on
location_on
One-way low-fare flights Ontario to Sydney.*
flight_takeoff
flight_land
$
From | To | Fare Type | Dates | Price | |
|---|---|---|---|---|---|
| Ontario (ONT) | Sydney (SYD) | One-way | Saver | Depart: Oct 16, 2025 | From $551 Seen: 17 hours ago | |
| Ontario (ONT) | Sydney (SYD) | One-way | Saver | Depart: Oct 23, 2025 | From $551 Seen: 17 hours ago | |
| Ontario (ONT) | Sydney (SYD) | One-way | Saver | Depart: Oct 30, 2025 | From $551 Seen: 17 hours ago | |
| Ontario (ONT) | Sydney (SYD) | One-way | Saver | Depart: Nov 11, 2025 | From $551 Seen: 17 hours ago | |
| Ontario (ONT) | Sydney (SYD) | One-way | Saver | Depart: Nov 14, 2025 | From $551 Seen: 17 hours ago | |
| Ontario (ONT) | Sydney (SYD) | One-way | Saver | Depart: Jan 26, 2026 | From $551 Seen: 17 hours ago | |
| Ontario (ONT) | Sydney (SYD) | One-way | Saver | Depart: Jan 27, 2026 | From $551 Seen: 17 hours ago | |
| Ontario (ONT) | Sydney (SYD) | One-way | Saver | Depart: Feb 1, 2026 | From $551 Seen: 17 hours ago |
*Displayed prices have been available within the past 24 hours and may not be available at the time of booking. Fares listed may be Saver fares, which is our most restrictive fare option and subject to additional restrictions. For roundtrip journeys, the price displayed—available within the past 24 hours—is the aggregate of the lowest available fare each way. Additional baggage charges and fees for optional products and services may apply. Other terms and conditions may apply.